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From: <ldm@weather.cod.edu>
Subject: Central Pacific: High Seas Analysis
To: <wx-tropl@lists.illinois.edu>
Message-ID: <20220211105046.2AA3E1C0EEE@weather.cod.edu>
Date: Fri, 11 Feb 2022 10:50:45 +0000
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200 
FZPN40 PHFO 111050
HSFNP 

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1100 UTC FRI FEB 11 2022

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT
OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN
TWICE THE SIGNIFICANT WAVE HEIGHT.

THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE
HIGHER THAN 10-MINUTE AVERAGE WINDS.

SECURITE

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0600 UTC FEB 11 2022.
24 HOUR FORECAST VALID 0600 UTC FEB 12 2022.
48 HOUR FORECAST VALID 0600 UTC FEB 13 2022.

.WARNINGS. 

...GALE WARNING...
.FRONT FROM 30N161E TO 29N160E MOVING E 30 KT. S TO SW WINDS 20 TO 
30 KT NW OF A LINE FROM 30N166E TO 26N165E TO 23N160E. ISOLATED 
MODERATE TSTMS N OF 26N W OF 163E.
.12 HOUR FORECAST FRONT MERGED WITH NEW FRONT FROM 30N164E TO 
26N160E. WINDS 30 TO 40 KT NW OF FRONT. WINDS 20 TO 30 KT ELSEWHERE 
N OF 20N W OF 173E.
.24 HOUR FORECAST FRONT FROM 30N174E TO 24N168E TO 20N160E. WINDS
30 TO 45 KT N OF A LINE FROM 30N178E TO 25N174E TO 22N164E TO 
26N160E. WINDS 20 TO 30 KT ELSEWHERE N OF A LINE FROM 30N175W TO 
21N171E TO 19N160E.
.48 HOUR FORECAST FRONT FROM 30N175W TO 20N176E TO 14N160E. WINDS 
30 TO 40 KT N OF 26N W OF 174E. WINDS 20 TO 30 KT ELSEWHERE N OF A
LINE FROM 30N164W TO 20N179W TO 14N160E.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N158W TO 24N165W TO 21N173W MOVING E 20 KT. WINDS 
20 TO 25 KT N OF 26N BETWEEN FRONT AND 166W. ISOLATED MODERATE 
TSTMS WITHIN 180 NM E OF FRONT N OF 24N.
.24 HOUR FORECAST FRONT FROM 30N152W TO 24N160W TO 27N173W. WINDS 
20 TO 25 KT N OF 26N BETWEEN FRONT AND 161W.
.48 HOUR FORECAST FRONT DISSIPATED. 

.FRONT FROM 30N179W TO 26N176E TO 27N169E MOVING E 15 KT. SW WINDS 
20 TO 25 KT N OF 29N BETWEEN FRONT AND 176W. ISOLATED MODERATE TSTMS 
WITHIN 60 NM E OF FRONT N OF 28N
.24 HOUR FORECAST FRONT MOVED N OF AREA. WINDS DIMINISHED TO 20 KT 
OR LESS. 

.TROUGH FROM 30N143W TO 24N144W MOVING W SLOWLY.
.24 HOUR FORECAST TROUGH FROM 30N144W TO 22N142W.
.48 HOUR FORECAST TROUGH FROM 30N143W TO 22N145W.

.HIGH 24N173E 1014 MB MOVING ENE 20 KT. RIDGE FROM 30N170W TO 
25N176W TO HIGH TO 20N160E MOVING E 20 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.RIDGE FROM 30N151W TO 25N156W TO 22N161W MOVING NE 10 KT.

.NE TO E WINDS 20 TO 25 KT FROM 04N TO 08N W OF 164E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 11N BETWEEN
180E AND 170W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 12N BETWEEN
180W AND 155W.

.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 8 TO 10 FT N OF 25N BETWEEN 170W AND 160W...AND FROM 07N TO 
10N BETWEEN 175E AND 170W.
.24 HOUR FORECAST SEAS 18 TO 24 FT N OF 26N W OF 167E. SEAS 12 TO 
18 FT ELSEWHERE NW OF A LINE FROM 30N177E TO 21N160E. SEAS 8 TO 12 FT
ELSEWHERE NW OF A LINE FROM 30N179E TO 25N175E TO 20N160E. SEAS 8 TO 
9 FT N OF 26N BETWEEN 164W AND 158W.
.48 HOUR FORECAST SEAS 18 TO 24 FT N OF A LINE FROM 30N179E TO 
23N173E TO 26N162E. SEAS 12 TO 18 FT ELSEWHERE N OF A LINE FROM 
30N174W TO 17N166E TO 20N160E. SEAS 8 TO 12 FT ELSEWHERE NW OF A 
LINE FROM 30N170W TO 20N175E TO 14N160E.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA. 

.ITCZ FROM 09N140W TO 07N168W TO 04N175E TO 04N164E. ISOLATED 
MODERATE TSTMS WITHIN 90 NM OF ITCZ W OF 175W.

.ISOLATED MODERATE TSTMS AND FROM 02N TO 12N W OF 164E.

$$

.FORECASTER AHUE. HONOLULU HI.


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